Toyota Avalon V6-3.5L (2GR-FE) Manufacturer Code Page 958
(a) Disconnect the skid control ECU connector and the front speed sensor connectors.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance:
LH
RH
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR (SPEED SENSOR CIRCUIT)
OK -- Continue to next step.
9. INSPECT SPEED SENSOR AND SENSOR ROTOR SERRATIONS
(a) INSPECTION USING OSCILLOSCOPE
(1) Disconnect the front speed sensor connector.
(2) Connect the oscilloscope to terminals 1 and 2 of the front speed sensor.
(3) Check that a waveform is output when the tires are rotated.
OK:
A waveforms as shown in the figure should be output.
TOYOTA DIAGNOSIS AND REPAIR, MAINTENANCE, PARTS AND LABOR, SHOP OPERATIONS, TECHNICIAN'S REFERENCE, DIAGNOSTIC TROUBLE CODES(dtc), RELAYS AND MODULES, SENSORS AND SWITCHES,ENGINE, COOLING AND EXHAUST, POWERTRAIN MANAGEMENT, TRANSMISSION AND DRIVETRAIN, BRAKES AND TRACTION CONTROL, STARTING AND CHARGING, POWER AND GROUND DISTRIBUTION, STEERING AND SUSPENSION, HEATING AND AIR CONDITIONING, RESTRAINTS AND SAFETY SYSTEMS, ACCESSORIES AND OPTIONAL EQUIPMENT, BODY AND FRAME,CRUSIS CONTROL.
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